Fiddler Everywhere vs httpmon

Fiddler Everywhere8.9Visit httpmon8.5Visit

Higher score Fiddler Everywhere #4 in Web Debugging Proxies 8.9/10 10-day trial Free trial✓ 6 of 6 features Visit site

vs

httpmon #8 in Web Debugging Proxies 8.5/10 Free plan Free plan✓ 4 of 6 features Visit httpmon

• Fiddler Everywhere fits best

  Teams needing polished desktop and mobile capture

• httpmon fits best

  Open-source macOS and Linux debugging teams

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature	Fiddler Everywhere 8.9/10 Visit ↗	httpmon 8.5/10 Visit ↗
At a glance
Editor score	8.9	8.5
Ranking	#4 in Web Debugging Proxies	#8 in Web Debugging Proxies
Best for	Teams needing polished desktop and mobile capture	Open-source macOS and Linux debugging teams
Pricing model	Paid	Free
Starting price	$7/user/mo	Free plan
Free plan	—	✓ (best)
Free trial	10 days	—
Deployment	Cloud, Desktop, Mobile	Desktop
Platforms	Windows, macOS, Linux, iOS, Android	macOS, Linux
Support	Email, Tickets	Docs
Built for	Solo, Small business, Enterprise	Solo, Small business
Features Fiddler Everywhere 6/6 · httpmon 4/6
Request/response editing	✓	✓
Breakpoint rules	✓	✓
Traffic replay	✓	✓
Response mocking	✓	✓
WebSocket inspection	✓ (best)	Not checked yet
Proxy chaining	✓ (best)	Not checked yet
Specs
Platforms	Not checked yet	Not checked yet
Our review
Pros	Captures HTTPS, WebSocket, SSE, gRPC, and Socket.IO traffic Supports replay, breakpoints, mocking, rules, and API composition Runs across Windows, macOS, Linux, iOS, and Android traffic capture	Free and open-source with no account or paid tiers Breakpoints, replay, mocking, throttling, and JavaScript hooks Decodes gRPC-Web and Protobuf traffic with MCP support
Cons	No permanent free plan is available Commercial use requires a paid license after the 10-day trial Advanced enterprise controls are limited to the Enterprise plan	Platform coverage is limited to macOS and Linux Terminal-focused workflows may not suit GUI-first teams WebSocket debugging is not a stated strength
Our verdict	Fiddler Everywhere is a web-debugging proxy for developers, QA teams, support engineers, and organizations working with HTTP/S traffic. It captures browser, terminal, desktop, mobile, and service traffic, then provides tools to inspect,… Read the review →	httpmon is an open-source HTTP/HTTPS debugging proxy for developers and technical teams working from macOS or Linux terminals. It intercepts traffic through a man-in-the-middle proxy, automatically generates CA certificates, and presents… Read the review →

Strengths and trade-offs

• Fiddler Everywhere — where it wins

  • Captures HTTPS, WebSocket, SSE, gRPC, and Socket.IO traffic
  • Supports replay, breakpoints, mocking, rules, and API composition
  • Runs across Windows, macOS, Linux, iOS, and Android traffic capture

  Where it doesn't

  • No permanent free plan is available
  • Commercial use requires a paid license after the 10-day trial
  • Advanced enterprise controls are limited to the Enterprise plan

• httpmon — where it wins

  • Free and open-source with no account or paid tiers
  • Breakpoints, replay, mocking, throttling, and JavaScript hooks
  • Decodes gRPC-Web and Protobuf traffic with MCP support

  Where it doesn't

  • Platform coverage is limited to macOS and Linux
  • Terminal-focused workflows may not suit GUI-first teams
  • WebSocket debugging is not a stated strength

• Fiddler Everywhere8.9/10 · 10-day trial

  A broad desktop and mobile debugging proxy with replay, mocking, rules, and collaboration.

  Visit siteFull verdict →
• httpmon8.5/10 · Free plan

  A free, scriptable proxy for detailed HTTP debugging on macOS and Linux.

  Visit httpmonFull verdict →